The National Autonomous University of Mexico, Mexico’s most famous and prestigious university, has suspended admissions in the wake of alleged cheating by thousands of students on the entrance exam. Hector Vivas // Getty Images Leonardo Lomelí Vanegas, rector of the National Autonomous University of Mexico (UNAM). Around 160,000 students took the entrance exam online earlier this summer. This year was the first year it was a fully virtual entrance exam. NurPhoto // Getty Images Selected applicants from all campuses of the National Autonomous University of Mexico (UNAM) gathered in the south of Mexico City, Mexico on August 3.